Please answer
Classifying Unfamiliar Substances (Chemical names): Questions to be asking
1...
Please answer
Classifying Unfamiliar Substances (Chemical names): Questions to be asking
1. Is it on the Periodic table?
a. Yes β Then its an element
b. No β Go to Number 2.
2. Is it an βIdeβ?
a. Yes β Then it is a compound
b. No β Go to Number 3
3. Is it an βAteβ?
a. Yes β Then it is a compound
b. No β Go to Number 4
4. Is it an βAneβ?
a. Yes β Then it is a compound
b. No β Go to Number 5
5. Does it have βandβ in it?
a. Yes β then it is a Mixture
b. No β then the substance could still be a Mixture
10
Substance
Classification
(eg Element)
Reason
Oxygen
Element
On periodic table
Petroleum
Hydrogen and
Helium
Iron Sulphide
Carbon Dioxide
Salt Water
Milk and Sugar
Silver Nitrate
Sodium Carbonate
Carbon Electrode
Astatine
Argon
Oxidane
Iron and Sulphur
Methane
Answers: 3
Chemistry, 22.06.2019 15:00
Large helium-filled balloons are used to lift scientific equipment to high altitudes. what is the pressure inside such a balloon if it starts out at sea level with a temperature of 10.0ΒΊc and rises to an altitude where its volume is twenty times the original volume and its temperature is β 50.0ΒΊc ?
Answers: 2
Chemistry, 22.06.2019 16:00
Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules
Answers: 1
Chemistry, 23.06.2019 00:20
What type of context clue you understand the meaning of quandary?
Answers: 3
Chemistry, 23.06.2019 09:10
Complete the following radioactive decay problem. tan+on-? c+th
Answers: 1
Mathematics, 16.04.2021 17:10
Mathematics, 16.04.2021 17:10
Mathematics, 16.04.2021 17:10
Mathematics, 16.04.2021 17:10
Mathematics, 16.04.2021 17:10
Social Studies, 16.04.2021 17:10
Mathematics, 16.04.2021 17:10
Mathematics, 16.04.2021 17:10